Slow Changes to Land

How could students best model the formation and movement of sand dunes?

• Use straws and blow piles of sand.

• Use a spoon to dig a hole in a tray of sand.

• Slowly drip wet sand into a tub of water.

• Pour water over piles of sand.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Which of the following changes to the Earth is caused by moving water?

• A new island forms in the middle of an ocean

• A plain becomes a deep canyon with steep walls

• A sand dune shifts from one location to another

• A mountain grows taller over a thousand years.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Sand dunes form and change shape over a long period of time when sand is moved by which of the following?

• Glaciers

• Wind

• Water

• Lava

Tags

NGSS.MS-ESS2-2

Which of the following processes breaks larger rocks into smaller pieces?

• contact with lava melts rocks

• strong wind blows over the rocks

• ice in the rocks freezes and expands

• waves crash into the rocks

• Water carrying earth materials

• Snow building up on mountain tops

• Earthquakes shifting rock layers

• Winds eroding exposed landforms

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Choose the correct vocabulary word to match the following definition: The removal and movement of sediment from one place to another by gravity, water, wind, or ice.

• Deposition

• Erosion

• Glacier

• Sediment

• Weathering

Tags

NGSS.MS-ESS2-2

Choose the correct vocabulary word to match the following definition: The buildup of land by the settlement of sediment and soil in a new location.

• Deposition

• Erosion

• Glacier

• Sediment

• Weathering

Choose the correct vocabulary word to match the following definition: A large, slow-moving, long-lasting accumulation of snow and ice that develops on land.

• Deposition

• Erosion

• Glacier

• Sediment

• Weathering

Choose the correct vocabulary word to match the following definition: The breakdown of rocks into very small particles by gravity, water, wind, and ice

• Deposition

• Erosion

• Glacier

• Sediment

• Weathering

Choose the correct vocabulary word to match the following definition: Sand or small pieces of rock broken down by weathering and deposited on land or at the bottom of a body of water.

• Deposition

• Erosion

• Glacier

• Sediment

• Weathering